CN107719417A - The brake output signal xegregating unit and system of train operation monitoring device - Google Patents
The brake output signal xegregating unit and system of train operation monitoring device Download PDFInfo
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- CN107719417A CN107719417A CN201710918480.3A CN201710918480A CN107719417A CN 107719417 A CN107719417 A CN 107719417A CN 201710918480 A CN201710918480 A CN 201710918480A CN 107719417 A CN107719417 A CN 107719417A
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- train operation
- operation monitoring
- monitoring device
- output signal
- isolation
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 59
- 238000002955 isolation Methods 0.000 claims abstract description 61
- 238000012544 monitoring process Methods 0.000 claims description 17
- 230000003137 locomotive effect Effects 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 4
- 238000013519 translation Methods 0.000 claims description 3
- 230000004069 differentiation Effects 0.000 claims description 2
- 230000006870 function Effects 0.000 description 21
- 239000002689 soil Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 4
- 230000007123 defense Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 241000271559 Dromaiidae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention discloses the brake output signal xegregating unit of train operation monitoring device, on the basis of one's own job, assisted operation mode capabilities demand is met, meet the needs of isolated execution mode, the various operational modes of LKJ are also changed by standardized operation, LKJ can record isolated execution mode state.Its technical scheme is：Equipment includes control for brake switch, first group of connector, second group of connector, wherein first group of connector is the electrical connection interface of brake output signal xegregating unit and LKJ devices；Second group of connector is the electrical connection interface of brake output signal xegregating unit and the external equipment including power supply；Control for brake switch includes common and three double-throw contacts, wherein common electrically connects second group of connector, three double-throw contacts are electrically connected first group of connector, control for brake switch once only connects common and one of double-throw contact, performs one's own job, assisting vehicle and the one of which of the isolation pattern of LKJ devices.
Description
Technical field
Exported the present invention relates to train operation control system field, more particularly to for the braking of train operation monitoring device
The equipment and system that signal is isolated.
Background technology
" one's own job " operational mode, " assisting vehicle " operational mode, " isolation " operational mode be present in practice in locomotive.
Under " one's own job " operational mode, LKJ (train operation monitoring device) realizes that log, the display of control model and control output are held
The functions such as row.Under " assisting vehicle " operational mode, LKJ realizes log function, should not the realistic display and control for showing control model
The functions such as system output execution.Under " isolation " operational mode, LKJ need to realize log, the display function of control model, should not
Realistic existing control output perform function.
The technical scheme of realization " isolation " operational mode function has following several at present：
1st, " assisting vehicle " operational mode is realized by the hardware of existing locomotive sheet/benefit switching device, but this scheme does not possess
Complete control model display function.
2nd, " assisting vehicle " operational mode is realized by LKJ softwares, but this scheme does not possess complete control model display function.
3rd, output executing circuit board package is controlled by extracting LKJ, or disconnects control output and perform circuit, export control
Order can not be performed.This scheme can not record " assisting vehicle " operational mode in LKJ, and specific perform manages more difficulty, no
It is easy to standardized management.
The content of the invention
The brief overview of one or more aspects given below is to provide to the basic comprehension in terms of these.This general introduction is not
The extensive overview of all aspects contemplated, and the key or decisive key element for being both not intended to identify all aspects is also non-
Attempt to define the scope in terms of any or all.Its unique purpose is to provide the one of one or more aspects in simplified form
A little concepts think the sequence of more detailed description given later.
It is an object of the invention to solve the above problems, there is provided a kind of brake output signal of train operation monitoring device
Xegregating unit and system, the need of isolated execution mode on the basis of one's own job, assisted operation mode capabilities demand is met, can be met
Ask, the various operational modes of LKJ can be also changed by standardized operation, LKJ can record isolated execution mode state.
The technical scheme is that：Present invention is disclosed a kind of isolation of the brake output signal of train operation monitoring device
Equipment, including change-over switch, connectivity port, wherein：
Connectivity port, it is the electrical connection interface of brake output signal xegregating unit and train operation monitoring device；
Change-over switch, when being switched to a gear, being switched on or switched off between different contacts in change-over switch is controlled, with reality
The conversion of existing different circuits, corresponding one's own job, assisting vehicle and the one of which of the isolation pattern for performing train operation monitoring device.
According to an embodiment of the brake output signal xegregating unit of the train operation monitoring device of the present invention, change-over switch
It is the cam switch of the function of 16 passage 3, there are three gears to correspond to the one's own job of train operation monitoring device respectively, mend on cam switch
Machine and isolation mode, cam switch include handle, rotating shaft, cam, contact, and handle promotes contact to connect by rotating shaft with cam
Or disconnect, when handle is in different stalls position, contact has corresponding identical situation, so as to realize the conversion of different circuits.
According to an embodiment of the brake output signal xegregating unit of the train operation monitoring device of the present invention, cam promotes
During contact is switched on or switched off, groove under same gear is not contacted by the bump contacts on cam or, to realize pair
Contact is switched on or switched off.
According to an embodiment of the brake output signal xegregating unit of the train operation monitoring device of the present invention, change-over switch
Connectivity port include first port and second port, correspond to the first plug and of the main frame of train operation monitoring device respectively
Two plugs, change-over switch pass through input point position and output point position and expression three in the change-over switch of the definition function of 16 passage 3
Corresponding relation between the on/off of contact pair inside individual different stalls and change-over switch, control brake output signal every
Following operate is performed from equipment：
When change-over switch is placed in one's own job gear, brake control signal is exported, does not export assisting vehicle position identification signal and isolation
Position identification signal；
When change-over switch is placed in assisting vehicle gear, brake control signal, change-over switch output assisting vehicle position identification letter are not exported
Number to train operation monitoring device main frame the first plug point position, and screen display display content be non-one's own job operation；
When change-over switch is placed in isolation gear, brake control signal is not exported, is exported by train operation monitoring device
Isolated bit identification signal to train operation monitoring device main frame the second plug point position, and screen display display content is
Isolation.
According to an embodiment of the brake output signal xegregating unit of the train operation monitoring device of the present invention, braking output
Signal isolation equipment is that respective independent equipment or brake output signal xegregating unit are integrated in train operation monitoring device
In train operation monitoring device.
Present invention is disclosed a kind of brake output signal shielding system of train operation monitoring device, including：
The brake output signal xegregating unit of train operation monitoring device as described above；
Train operation monitoring is specific to use section control parameter workout system, and control is fixed by increasing train operation monitoring
Parameter is set for user, is used to determine whether to possess the braking output work of the specially isolation train operation monitoring device of special fortune train
Energy.
According to an embodiment of the brake output signal shielding system of the train operation monitoring device of the present invention, system is also wrapped
Include：
Train operation monitoring basic control system, for the special special fortune train isolation signals of locomotive on the same stage and native shelves of shunting
Control signal is identified by the specified conditions including train operation monitoring device working condition and train operation state
Distinguish.
According to an embodiment of the brake output signal shielding system of the train operation monitoring device of the present invention, system is also wrapped
Include：
Train operation monitoring device on-screen display system, for showing that isolation and isolation are prohibited from entering the state of shunting.
According to an embodiment of the brake output signal shielding system of the train operation monitoring device of the present invention, system is also wrapped
Include：
Train operation monitoring record format processing system, for the isolation in train operation monitoring log file
Translation and display.
Present invention contrast prior art has following beneficial effect：The brake output signal xegregating unit of the present invention is using convex
The on/off between change-over switch switching switch internal difference contact is taken turns, to control the conversion of different circuits, so that locomotive selects
Select and perform one's own job, assisting vehicle, the one of which of isolation mode.Compared to prior art, present invention only requires be placed in change-over switch
Isolation gear achieves that LKJ isolated execution modes, greatly reduces the workload of locomotive vehicle-mounted plant maintenance personnel, Er Qiecao
Make simply, trainman is easy to receive and performed, and more can further standardize and implement isolated execution mode operation, pass through the present invention
Equipment perform isolated execution mode when LKJ can handle, record running status.
Brief description of the drawings
After the detailed description of embodiment of the disclosure is read in conjunction with the following drawings, it better understood when the present invention's
Features described above and advantage.In the accompanying drawings, each component is not necessarily drawn to scale, and has similar correlation properties or feature
Component may have same or like reference.
Fig. 1 shows that the connection of the brake output signal xegregating unit and train operation monitoring (LKJ) device of the present invention is shown
It is intended to.
Fig. 2 shows the schematic diagram of the operation interface of the change-over switch in brake output signal xegregating unit.
Fig. 3 A and 3B respectively illustrate the outline drawing and structure principle chart of change-over switch.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.Pay attention to, it is below in conjunction with accompanying drawing and specifically real
It is only exemplary to apply the aspects of example description, and is understood not to carry out any restrictions to protection scope of the present invention.
Fig. 1 shows the brake output signal xegregating unit of the present invention and the annexation of train operation monitoring device.Please
Referring to Fig. 1, brake output signal xegregating unit 1 includes change-over switch 11 and connectivity port 12.Brake output signal xegregating unit
1 is connected by one group of connectivity port 12 and train operation monitoring device main frame 2, and brake output signal xegregating unit 1 is by another
Group connectivity port 13 connects with outside other equipment.
As shown in Fig. 2 change-over switch can be designed to knob or piece-picking type, third gear is set the outward appearance of change-over switch 11
Count, correspond to display one's own job, assisting vehicle and isolation on three gears respectively.The effect of change-over switch is to work as to be switched to one of gear
When, it can be switched on or switched off between the different contacts inside change-over switch, it is corresponding to perform so as to realize the conversion of different circuits
One's own job, assisting vehicle and the one of which of the isolation pattern of train operation monitoring device (LKJ).
As shown in figs.3 a and 3b, change-over switch 11 is a cam switch, specifically function of 16 passage 3 it is convex
Wheel switch.Cam switch includes handle 111, rotating shaft 112, cam 113 and multiple contacts 114, in addition with booster action
Screw rod, detent mechanism etc..Handle 111 promotes contact 114 to be switched on or switched off by rotating shaft 112 and cam 113.In this process
In, be by the bump contacts on cam 113 or do not contact groove under same gear, come realize connection to contact 114 or
Disconnect.
When handle 111 is in the position of different stalls (one's own job, assisting vehicle and isolation), all these contacts 114 have
Corresponding identical situation, so as to realize the conversion of different circuits.
The connectivity port 12 of change-over switch 11 includes first port 121 and second port 122, corresponds to train operation prison respectively
Control first plug and the second plug of device (LKJ) main frame 2.
Input point position and output point position and expression in change-over switch of the change-over switch 11 by defining the function of 16 passage 3
Corresponding relation between the on/off of contact pair inside three different stalls and change-over switch, control brake output signal
Xegregating unit performs following operate：
When change-over switch is placed in one's own job gear, brake control signal is exported, does not export assisting vehicle position identification signal and isolation
Position identification signal；
When change-over switch is placed in assisting vehicle gear, brake control signal, change-over switch internal electric source change-over panel are not exported
(DC110V turns DC50V) exports DC50V assisting vehicle position identification signal to the first plug (X32) of train operation monitoring device main frame
Point position (18 point position), and screen display display content be non-one's own job operation；
When change-over switch is placed in isolation gear, brake control signal is not exported, is exported by train operation monitoring device
DC110V isolated bit identification signal to train operation monitoring device main frame the second plug (X30) point position (22 point position),
And screen display display content is isolation.
The installation scenarios of the internal electric interface of brake output signal xegregating unit are as shown in the table.
The DC110V of table 1 switchs wiring connection relational table without switching
The DC50V of table 2 switchs wiring connection relational table without switching
The change-over switch of table 3 connects up connection relational table
Being closed on input point position, output point position and corresponding between Three models in 16 passages of change-over switch
It is as shown in the table, wherein × to connect, ZX30 is connector, is connected with LKJ.
| Input point position-output point position | Switch input point position (being inputted out with this benefit box unrelated) | Switch output point position (being inputted out with this benefit box unrelated) | Assisting vehicle | One's own job | Isolation | |
| Passage 1 | 1-2 | ZX30T：7 | TX30T：7 | × | ||
| Passage 2 | 3-4 | ZX30T：8 | TX30T：8 | × | ||
| Passage 3 | 5-6 | ZX30T：10 | TX30T：10 | × | ||
| Passage 4 | 7-8 | ZX30T：11 | TX30T：11 | × | ||
| Passage 5 | 9-10 | ZX30T：13 | TX30T：13 | × | ||
| Passage 6 | 11-12 | ZX30T：14 | TX30T：14 | × | ||
| Passage 7 | 13-14 | ZX30T：15 | TX30T：15 | × | ||
| Passage 8 | 15-16 | ZX30T：15 | TX30T：15 | × | ||
| Passage 9 | 17-18 | It is standby | It is standby | × | ||
| Passage 10 | 19-20 | ZX30T：6- input points position-TX30T：6 | ZX30T：18- output points position-TX30T：18 | × | × | |
| Passage 11 | 21-22 | ZX30T：9- input points position-TX30T：9 | ZX30T：19- output points position-TX30T：19 | × | × | |
| Passage 12 | 23-24 | ZX30T：12- input points position-TX30T：12 | ZX30T：20- output points position-Tx30T：20 | × | × | |
| Passage 13 | 25-26 | It is standby | It is standby | × | × | |
| Passage 14 | 27-28 | ZX30T：16 | Power panel input point position Z：1 | × | ||
| Passage 15 | 29-30 | It is standby | It is standby | × | ||
| Passage 16 | 31-32 | ZX30T：16 | TX30T：22 | × |
In addition, equipment 1 can also be integrated in train operation monitoring device 2.
In addition, present invention further teaches a kind of brake output signal shielding system of train operation monitoring device, except preceding
Outside the brake output signal isolating device stated, the also improvement of software systems.
It is specific with section control parameter workout system (abbreviation that the software systems of the present invention include train operation monitoring
LKJ is specific with section control parameter workout system), (abbreviation LKJ is controlled substantially is train operation monitoring basic control system
System), train operation monitoring device on-screen display system (abbreviation LKJ on-screen display systems), at train operation monitoring record format
Reason system (abbreviation LKJ record formats processing system).
LKJ it is specific with section control parameter workout system be in device parameter/control information page increase a LKJ consolidate
Determine control parameter (such as entitled " specially special fortune braking isolation ") to set for user, be used to determine whether to possess specially special fortune train every
Output function is braked from LKJ.
Because " isolation " state and soil gear control point type signal of shunting share standby 1 passage (110V) of operating mode, therefore LKJ bases
This control system passes through specified conditions for locomotive on the same stage, specially special fortune braking isolation signal and soil gear control signal of shunting
Differentiation is identified in (LKJ working conditions, train operation state).
LKJ basic control systems realize the function of three aspects：Standby 1 passage (110V) signal of operating mode confirms, is specially special
Transport train braking disconnecting switch record, the status display control of braking disconnecting switch.
The function of confirming for operating mode standby 1 passage (110V) signal, include specially special fortune braking isolation signals identification, soil
Shelves point type signal identification.
In specialty transports braking isolation signals identification, when LKJ control parameters " specially special fortune braking isolation " are TRUE：
When the 1st, meeting following either condition, standby 1 passage is " height " level and persistently maintains 1000ms and the above to be judged as
" isolation " state；Standby 1 passage is " low " level and persistently maintains 1000ms and the above to be judged as " normal " state：
(1) locomotive is in dead ship condition；
(2) LKJ is not at (containing the section that comes in and goes out) working condition of shunting；
(3) LKJ control parameters are arranged to do not possess soil gear defense controls function.
2nd, LKJ control parameters are arranged to possess soil gear defense controls function, and LKJ is in (containing the section that comes in and goes out) working condition of shunting
And the speed of service, when not being 0km/h, standby 1 passage is " height " level and persistently maintenance 3000ms and the above are judged as " isolating " shape
State；Standby 1 passage is " low " level and persistently maintains 3000ms and the above to be judged as " normal " state.
In native shelves point type signal identification, when LKJ control parameters " specially special fortune braking isolation " are TRUE, judgement meets simultaneously
Identify standby 1 passage of operating mode for native catch point formula signal of shunting during following condition：
(1) LKJ control parameters are arranged to possess soil gear defense controls function；
(2) LKJ is under section working condition of shunting or come in and go out；
(3) speed of service is not 0km/h；
(4) standby 1 passage be " height " level and persistently maintenance 30ms and more than.
Note：When LKJ is judged as " isolating " state, i.e., when standby 1 passage is high level always, native catch point formula signal will be unable to
Identification.When LKJ control parameters " specially special fortune braking isolation " are FALSE, soil gear signal identification maintains existing logic constant.
For the function of specially special fortune train braking disconnecting switch record, including：Increase judges specially special fortune braking isolation control
It is effective to judge, the record of the special special fortune train braking isolation of supplement one after file header record；Judge specially special fortune isolation
During switch change, disconnecting switch state is recorded；Disconnecting switch state recording item is the same as EMUs LKJ braking disconnecting switch state notes
Copyist's item, LKJ log sheet format analysis processings software do not have to adjustment.
For the function of braking disconnecting switch status display control, LKJ fixes control parameter " specially special fortune braking isolation " and set
When being set to TRUE, disconnecting switch status signal is sent to LKJ screen displays by LKJ basic control softwares by CAN in real time
Device is shown.
LKJ on-screen display systems are used to show that isolation and isolation are prohibited from entering the state of shunting.For showing barrier-like
State, LKJ screen displays software adjustment " isolation " status display Rule of judgment, LKJ screen displays identification main frame send specially special fortune braking
Isolation, the bright isolation instruction of the effective time point of detection and isolation mark are shown during isolation mark.At " monitoring isolated bit ", degradation work shape
" isolation " indicator lamp flicker (flicker frequency 1HZ) under state, drive to be operated into " isolation " indicator lamp after usual working condition to mark
Chang Liang.
The state of shunting is prohibited from entering for isolation, when LKJ detection and isolation signals are effective, forbids LKJ to enter work shape of shunting
State：
(1) LKJ is forbidden to receive after Heibei provincial opera signal automatically into shunting；
(2) when driver is shunt by operating the entrance of LKJ screen displays, forbid LKJ to enter and shunt, while LKJ screens show
Show that device ejects prompt window " isolation！", driver can close the window by button.
LKJ record formats processing system increases the translation and display to the isolation in LKJ log files." monitoring is just
Normal position ", " monitoring isolated bit " journal entry are shown with green, red font respectively in whole process records, and increase corresponding thing
The search function of item.
Offer is for so that any person skilled in the art all can make or use this public affairs to being previously described for the disclosure
Open.Various modifications to the disclosure all will be apparent for a person skilled in the art, and as defined herein general
Suitable principle can be applied to spirit or scope of other variants without departing from the disclosure.Thus, the disclosure is not intended to be limited
Due to example described herein and design, but should be awarded and principle disclosed herein and novel features phase one
The widest scope of cause.
Claims (9)
1. the brake output signal xegregating unit of a kind of train operation monitoring device, it is characterised in that including change-over switch, connection
Port, wherein：
Connectivity port, it is the electrical connection interface of brake output signal xegregating unit and train operation monitoring device；
Change-over switch, when being switched to a gear, being switched on or switched off between different contacts in change-over switch is controlled, to realize not
With the conversion of circuit, corresponding one's own job, assisting vehicle and the one of which of the isolation pattern for performing train operation monitoring device.
2. the brake output signal xegregating unit of train operation monitoring device according to claim 1, it is characterised in that turn
The cam switch that switch is the function of 16 passage 3 is changed, there are three gears to correspond to train operation monitoring device respectively on cam switch
One's own job, assisting vehicle and isolation mode, cam switch include handle, rotating shaft, cam, contact, and handle is promoted by rotating shaft and cam
Contact is switched on or switched off, and when handle is in different stalls position, contact has corresponding identical situation, so as to realize different circuits
Conversion.
3. the brake output signal xegregating unit of train operation monitoring device according to claim 2, it is characterised in that convex
Wheel is promoted during contact is switched on or switched off, and does not contact by the bump contacts on cam or groove under same gear, with
Realization is switched on or switched off to contact.
4. the brake output signal xegregating unit of train operation monitoring device according to claim 3, it is characterised in that turn
Changing the connectivity port of switch includes first port and second port, and correspond to the main frame of train operation monitoring device respectively first inserts
Head and the second plug, change-over switch pass through define the function of 16 passage 3 change-over switch in input point position and output point position and
Represent the corresponding relation between the on/off of the contact pair inside three different stalls and change-over switch, control braking output
Signal isolation equipment performs following operate：
When change-over switch is placed in one's own job gear, brake control signal is exported, assisting vehicle position identification signal is not exported and isolated bit is known
Level signal；
When change-over switch is placed in assisting vehicle gear, brake control signal is not exported, change-over switch output assisting vehicle position identification signal is extremely
The point position of first plug of train operation monitoring device main frame, and screen display display content is run for non-one's own job；
When change-over switch be placed in isolation gear when, do not export brake control signal, by train operation monitoring device export every
Identification signal of offing normal is to the point position of the second plug of train operation monitoring device main frame, and screen display display content is isolation
State.
5. the brake output signal xegregating unit of train operation monitoring device according to claim 1, it is characterised in that system
Dynamic output signal xegregating unit is respective independent equipment or brake output signal xegregating unit with train operation monitoring device
It is integrated in train operation monitoring device.
A kind of 6. brake output signal shielding system of train operation monitoring device, it is characterised in that including：
The brake output signal xegregating unit of train operation monitoring device as any one of claim 1 to 5；
Train operation monitoring is specific to use section control parameter workout system, and control parameter is fixed by increasing train operation monitoring
Set for user, be used to determine whether to possess the braking output function of the specially isolation train operation monitoring device of special fortune train.
7. the brake output signal shielding system of train operation monitoring device according to claim 6, it is characterised in that be
System also includes：
Train operation monitoring basic control system, for controlling the special special fortune train isolation signals of locomotive on the same stage and native shelves of shunting
Differentiation is identified by the specified conditions including train operation monitoring device working condition and train operation state in signal.
8. the brake output signal shielding system of train operation monitoring device according to claim 7, it is characterised in that be
System also includes：
Train operation monitoring device on-screen display system, for showing that isolation and isolation are prohibited from entering the state of shunting.
9. the brake output signal shielding system of train operation monitoring device according to claim 8, it is characterised in that be
System also includes：
Train operation monitoring record format processing system, for the translation to the isolation in train operation monitoring log file
And display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710918480.3A CN107719417B (en) | 2017-09-30 | 2017-09-30 | Brake output signal isolation equipment and system of train operation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710918480.3A CN107719417B (en) | 2017-09-30 | 2017-09-30 | Brake output signal isolation equipment and system of train operation monitoring device |
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| Publication Number | Publication Date |
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| CN107719417A true CN107719417A (en) | 2018-02-23 |
| CN107719417B CN107719417B (en) | 2020-04-21 |
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| CN201710918480.3A Active CN107719417B (en) | 2017-09-30 | 2017-09-30 | Brake output signal isolation equipment and system of train operation monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110395296A (en) * | 2019-08-13 | 2019-11-01 | 北京交大思诺科技股份有限公司 | A kind of novel LKJ recording unit |
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| CN203630265U (en) * | 2013-12-20 | 2014-06-04 | 河南思维自动化设备股份有限公司 | Body/standby switching device tester |
| CN203753140U (en) * | 2014-04-01 | 2014-08-06 | 株洲南车时代电气股份有限公司 | Leading/assisting switching device for locomotive |
| CN105197068A (en) * | 2015-10-10 | 2015-12-30 | 河南思维自动化设备股份有限公司 | Dual-computer safety redundancy type LKJ mainframe system and method |
| CN106485979A (en) * | 2016-12-29 | 2017-03-08 | 河南新思维自动化设备有限公司 | LKJ dimension inspection Integrated Teaching training system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110395296A (en) * | 2019-08-13 | 2019-11-01 | 北京交大思诺科技股份有限公司 | A kind of novel LKJ recording unit |
| CN110395296B (en) * | 2019-08-13 | 2021-04-09 | 北京交大思诺科技股份有限公司 | Novel LKJ recording unit |
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